A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...
Amir Siraj and team propose Planet Y, a possible unseen planet influencing Kuiper Belt object orbits. Vera C. Rubin ...
Live Science on MSN
James Webb telescope spies a 'farting' dwarf planet with fluorescent gas in the outer solar system
New observations suggest that the dwarf planet Makemake is surrounded by faintly glowing methane gas. Scientists are unsure ...
From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...
Today In The Space World on MSN
The Solar System: The Planets, the Sun, Features and Curiosities
The solar system is a grand cosmic stage where each planet and moon plays a unique role in a story billions of years in the making. From Mercury’s shrinking surface and Venus’s runaway greenhouse ...
Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...
Smithsonian Magazine on MSN
Exoplanet Discoveries Pass the 6,000 Mark, Shedding Light on How Our Solar System Compares to the Rest of the Universe
The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...
Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...
3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the public and even most of our deep space assets. Its hyperbolic orbit tells us ...
Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are ...
This brings us to the complexity of NASA's announcement. "Confirmed planets are added to the count on a rolling basis by ...
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